Composer: Modern PHP Package Management

Transcript

1. Composer: Modern PHP Package Management Justin Yost Web Developer at Loadsys
2. What is Composer? —Composer is a modern PHP Dependency Management Tool
3. What is Dependency Management? —Install Stuff —Everyone else installs same version of stuff
4. Why Do I Care? —Multiple teammates —Install multiple versions on your machine —Easily stay up to date —Build new projects with Awesome Framework
5. Requirements —PHP 5.3.2+
6. Install Mac: php composer-setup.php --install-dir=bin --filename=composer mv composer.phar /usr/local/bin/composer Windows: look in the docs
7. What Now? —Now, we can install packages pretty easily
8. Example
9. composer require rych/random
10. require __DIR__ . '/vendor/autoload.php'; $random = new Rych\Random\Random(); $randomInt = $random->getRandomInteger(1, 100); echo $randomInt . "\r\n";
11. Where should you use Composer —Everywhere you have a dependency as part of your PHP projects —Everywhere you have a shared PHP project
12. What all can Composer do? —It doesn't have to be PHP —Loadsys has a suite of shell scripts managed via Composer —github.com/loadsys/CakePHP-Shell-Scripts
13. What all can Composer do? —It doesn't have to be public facing —Composer will hook into private repositories
14. What all can Composer do? —The project doesn't even have to use Composer itself —Composer will install Git/SVN/Mercurial/PEAR backed projects by itself
15. What all can Composer do? —Install Dependencies for Dev Only —composer require --dev {vendor/package} —composer install --dev/--no-dev
16. What all can Composer do? —PHP Version/Extension Requirements "require": { "php": ">=5.6.0", "ext-openssl": "*" }
17. What all can Composer do? —SubDependencies —Example chain: symfony/symfony -> doctrine/common -> doctrine/inflector -> php >=5.3.2
18. What all can Composer do? —SubDependencies in DevMode —Only installs top level dev dependencies —Example chain: symfony/symfony -> cache/integration- tests -> psr/cache -> php: >=5.3.0
19. What all can Composer do? —Lock to Major/Minor/Patch Releases vendor/package: 3.* vendor/package: 3.0.* vendor/package: ~1.2 vendor/package: ~1.2.3 vendor/package: ^1.2.3 vendor/package: ^0.3
20. What all can Composer do? —Suggest other packages "suggest": { "vendor/package": "Allow you to do other awesome thing.", },
21. What all can Composer do? —List Meta Information for Package "homepage", "license", "authors", "support", "keywords", "description",
22. What all can Composer do? —Replace other packages "replace": { "vendor/package": "self.version" }
23. What all can Composer do? —Conflicts "conflict": { "vendor/package": "1.2.3" }
24. What all can Composer do? —Install SubTypes "type": "library", "type": "project", "type": "metapackage",
25. What all can Composer do? —Install Custom Types —https://github.com/composer/installers "type": "wordpress-plugin", "require": { "composer/installers": "~1.0" }
26. What all can Composer do? —Install Specific Branches "require": { "vendor/package": "dev-bugfixes" }
27. Example
28. Composer Create Project composer create-project —create-project is pretty unique to Composer —Clones a package, installs dependencies and run scripts for setup, etc
29. Example
30. Packagist —Packagist is a repository of Composer Packages for the PHP Community —Packagist is open source and you can add your own packages
31. Publish your own stuff on Packagist —Code
32. ToranProxy —Internal version of Packagist —Provides dupes of public packages —Provides hosting for internal only packages
33. Upgrade Your Development Process —Composer will make your projects easier to manage —Composer will make dependencies less of a hassle —Composer will make deployments simpler and easier
34. Composer Workflow —composer require —composer install —composer update —composer remove
35. Final Thoughts —Composer is PHP's way of handling dependency management —Composer is pretty easy to get started with —Publish your stuff with Composer/Packagist
36. Thanks/Questions? —twitter.com/justinyost —github.com/justinyost —justinyost.com —lynda.com/justinyost